CVE-2019-18978

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Summary

CVECVE-2019-18978
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-11-14 21:15:00 UTC
Updated2021-05-21 16:47:00 UTC
DescriptionAn issue was discovered in the rack-cors (aka Rack CORS Middleware) gem before 1.0.4 for Ruby. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.

Risk And Classification

Problem Types: CWE-22

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Rack-cors Project Rack-cors All All All All
Application Rack-cors Project Rack-cors All All All All

References

ReferenceSourceLinkTags
USN-4571-1: rack-cors vulnerability | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
Unescape and resolve paths before resource checks · cyu/rack-cors@e4d4fc3 · GitHub MISC github.com Patch
[SECURITY] [DLA 2096-1] ruby-rack-cors security update MLIST lists.debian.org
Comparing v1.0.3...v1.0.4 · cyu/rack-cors · GitHub MISC github.com Patch
[SECURITY] [DLA 2389-1] ruby-rack-cors security update MLIST lists.debian.org
Debian -- Security Information -- DSA-4918-1 ruby-rack-cors DEBIAN www.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 178604 Debian Security Update for ruby-rack-cors (DSA 4918-1)

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